| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 6 |
0.5%
|
| 0 | Not at all well | 273 |
23.1%
|
| 1 | Not very well | 385 |
32.6%
|
| 2 | Well | 217 |
18.4%
|
| 3 | Very well | 117 |
9.9%
|
| 9 | Don't know | 184 |
15.6%
|
| 98 | Refused | 0 |
0%
|